| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] a [noun] | 62681 |
|
| 2 | to become a [noun] | 768 |
|
| 3 | [vb past] to become a | 93 |
|
| 4 | [vb past] to become [noun] | 62 |
|
